During evening rush hour in New York City on Monday, a man calmly walked into a Park Avenue office building lobby and killed ...

Follow along for live updates on the New York City shooting, where police investigate motive after five people, including the ...

Investigators are examining why the gunman who killed four people before taking his own life at a New York City office tower ...

The Rudin family, which owns the building and Rudin Management, said in a statement that one of their employees was a victim ...

A New York City police officer and three other people were killed in a shooting in Midtown Manhattan on Monday evening, ...

Live updates and developments about a shooting in New York City's Midtown. Five people, including the gunman and a police ...

New York City has some of the toughest gun laws in the nation. But Monday’s mass shooting showed their limits, security ...

The NYPD sent detectives to Las Vegas to work with federal law enforcement in the investigation into Monday's deadly shooting ...

An NFL employee was seriously injured during the mass shooting at the Manhattan office tower that houses the league’s ...

New York City is mourning NYPD Officer Didarul Islam and three other people killed in Monday's shooting inside an office ...

Shane Tamura, the Park Ave. gunman who killed an NYPD officer and three others before taking his own life, left behind a ...

A gunman opened fire inside a high-rise office building in Midtown Manhattan July 28, killing a New York City police officer ...